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1
7th May 15:00
External User
Posts: 1
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#36050 : imagecolorallocatealpha returns false
From: phpbug at phpandmore dot com
Operating system: Windows NT LAPTOP 5.1 build 2600 PHP version: 5.1.2 PHP Bug Type: GD related Bug description: imagecolorallocatealpha returns false Description: ------------ When I try to allocate a transparent color as the background of an image, eg: the first color allocated, imagecolorallocatealpha returns false. I am using php 5.1.1, and gd bundled 2.0.28 compatable Reproduce code: --------------- $baseImage = imagecreate($_REQUEST['width'], $_REQUEST['height']); if($trans = imagecolorallocatealpha($baseImage, 255, 255, 255, 63)) echo 'good'; else echo 'bad'; Expected result: ---------------- good Actual result: -------------- bad -- Edit bug report at http://bugs.php.net/?id=36050&edit=1 -- Try a CVS snapshot (PHP 4.4): http://bugs.php.net/fix.php?id=36050&r=trysnapshot44 Try a CVS snapshot (PHP 5.1): http://bugs.php.net/fix.php?id=36050&r=trysnapshot51 Try a CVS snapshot (PHP 6.0): http://bugs.php.net/fix.php?id=36050&r=trysnapshot60 Fixed in CVS: http://bugs.php.net/fix.php?id=36050&r=fixedcvs Fixed in release: http://bugs.php.net/fix.php?id=36050&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=36050&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=36050&r=needscript Try newer version: http://bugs.php.net/fix.php?id=36050&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=36050&r=support Expected behavior: http://bugs.php.net/fix.php?id=36050&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=36050&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=36050&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=36050&r=globals PHP 3 support discontinued: http://bugs.php.net/fix.php?id=36050&r=php3 Daylight Savings: http://bugs.php.net/fix.php?id=36050&r=dst IIS Stability: http://bugs.php.net/fix.php?id=36050&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=36050&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=36050&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=36050&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=36050&r=mysqlcfg |
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2
7th May 15:01
External User
Posts: 1
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#36050 : imagecolorallocatealpha returns false
ID: 36050
Updated by: sniper@php.net Reported By: phpbug at phpandmore dot com -Status: Open +Status: Bogus Bug Type: GD related Operating System: Windows NT LAPTOP 5.1 build 2600 PHP Version: 5.1.2 New Comment: RTFM: $image=imagecreatetruecolor... Previous Comments: ------------------------------------------------------------------------ [2006-01-17 14:44:12] phpbug at phpandmore dot com Description: ------------ When I try to allocate a transparent color as the background of an image, eg: the first color allocated, imagecolorallocatealpha returns false. I am using php 5.1.1, and gd bundled 2.0.28 compatable Reproduce code: --------------- $baseImage = imagecreate($_REQUEST['width'], $_REQUEST['height']); if($trans = imagecolorallocatealpha($baseImage, 255, 255, 255, 63)) echo 'good'; else echo 'bad'; Expected result: ---------------- good Actual result: -------------- bad ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=36050&edit=1 |
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3
7th May 15:01
External User
Posts: 1
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#36050 : imagecolorallocatealpha returns false
ID: 36050
Updated by: pajoye@php.net Reported By: phpbug at phpandmore dot com -Status: Bogus +Status: Verified Bug Type: GD related Operating System: Windows NT LAPTOP 5.1 build 2600 PHP Version: 5.1.2 -Assigned To: +Assigned To: pajoye New Comment: Something is wrong, not in GD but in the casting ops. Previous Comments: ------------------------------------------------------------------------ [2006-01-17 15:52:05] sniper@php.net RTFM: $image=imagecreatetruecolor... ------------------------------------------------------------------------ [2006-01-17 14:44:12] phpbug at phpandmore dot com Description: ------------ When I try to allocate a transparent color as the background of an image, eg: the first color allocated, imagecolorallocatealpha returns false. I am using php 5.1.1, and gd bundled 2.0.28 compatable Reproduce code: --------------- $baseImage = imagecreate($_REQUEST['width'], $_REQUEST['height']); if($trans = imagecolorallocatealpha($baseImage, 255, 255, 255, 63)) echo 'good'; else echo 'bad'; Expected result: ---------------- good Actual result: -------------- bad ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=36050&edit=1 |
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4
7th May 15:01
External User
Posts: 1
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#36050 : imagecolorallocatealpha returns false
ID: 36050
Updated by: pajoye@php.net Reported By: phpbug at phpandmore dot com -Status: Verified +Status: Assigned Bug Type: GD related Operating System: Windows NT LAPTOP 5.1 build 2600 PHP Version: 5.1.2 Assigned To: pajoye Previous Comments: ------------------------------------------------------------------------ [2006-01-17 16:11:38] pajoye@php.net Something is wrong, not in GD but in the casting ops. ------------------------------------------------------------------------ [2006-01-17 15:52:05] sniper@php.net RTFM: $image=imagecreatetruecolor... ------------------------------------------------------------------------ [2006-01-17 14:44:12] phpbug at phpandmore dot com Description: ------------ When I try to allocate a transparent color as the background of an image, eg: the first color allocated, imagecolorallocatealpha returns false. I am using php 5.1.1, and gd bundled 2.0.28 compatable Reproduce code: --------------- $baseImage = imagecreate($_REQUEST['width'], $_REQUEST['height']); if($trans = imagecolorallocatealpha($baseImage, 255, 255, 255, 63)) echo 'good'; else echo 'bad'; Expected result: ---------------- good Actual result: -------------- bad ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=36050&edit=1 |
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5
7th May 15:01
External User
Posts: 1
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#36050 : imagecolorallocatealpha returns false
ID: 36050
Updated by: pajoye@php.net Reported By: phpbug at phpandmore dot com -Status: Assigned +Status: Feedback Bug Type: GD related Operating System: Windows NT LAPTOP 5.1 build 2600 PHP Version: 5.1.2 Assigned To: pajoye New Comment: Please try using this CVS snapshot: http://snaps.php.net/php5.1-latest.tar.gz For Windows: http://snaps.php.net/win32/php5.1-win32-latest.zip Fixed in cvs. You can now use ($trans === FALSE) Note the "===" usage, zero being a perfectly valid color index, you have to check for both the type and the value (bool and false). Previous Comments: ------------------------------------------------------------------------ [2006-01-17 16:11:38] pajoye@php.net Something is wrong, not in GD but in the casting ops. ------------------------------------------------------------------------ [2006-01-17 15:52:05] sniper@php.net RTFM: $image=imagecreatetruecolor... ------------------------------------------------------------------------ [2006-01-17 14:44:12] phpbug at phpandmore dot com Description: ------------ When I try to allocate a transparent color as the background of an image, eg: the first color allocated, imagecolorallocatealpha returns false. I am using php 5.1.1, and gd bundled 2.0.28 compatable Reproduce code: --------------- $baseImage = imagecreate($_REQUEST['width'], $_REQUEST['height']); if($trans = imagecolorallocatealpha($baseImage, 255, 255, 255, 63)) echo 'good'; else echo 'bad'; Expected result: ---------------- good Actual result: -------------- bad ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=36050&edit=1 |
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